How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Thursday100.0*Chance in playoffs100.0*Average seed
Columbus 4 Toronto 1 -26.2
-0.6
Philadelphia 3 NY Islanders 1 +10.5
+0.2
Detroit 3 Carolina 2 -8.5
-0.2
Washington 1 Boston 4 -2.4
-0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Sunday100.0*Chance in playoffs100.0*Average seed
Montreal vs Detroit+12.3+3.5+3.4OutOutOut
+0.2+0.0+0.0-0.1-0.1-0.1
Pittsburgh vs NY Islanders+3.6+2.6+2.6-3.3-3.3-3.3
+0.3+0.2+0.2-0.2-0.2-0.2
Tampa Bay vs New Jersey-0.1-0.1+0.1+0.1+0.1+0.1

What If

Chances based on how well the Toronto finish out the regular season.   Explain

100100100100100100100100100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPWL-OTplayoffsTrophy12345678910111213141516Count
9010-017.0%No1764192,406,306
8900-17.4No75835721,697
8801-0OutNo1967141,685,937
Total:9.6%No10473854,813,940
Points
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

Thursday100.0*Lottery seed
Columbus 4 Toronto 1 +1.3
Philadelphia 3 NY Islanders 1 -0.4
Detroit 3 Carolina 2 +0.3
Washington 1 Boston 4 +0.2
If winner is:HomeHome OTHome SOAway SOAway OTAway
Sunday100.0*Lottery seed
Montreal vs Detroit-0.4-0.1-0.1+0.3+0.3+0.3
Pittsburgh vs NY Islanders-0.3-0.2-0.2+0.3+0.3+0.3
Edmonton vs San Jose-0.1-0.0-0.0+0.1+0.1+0.1
Tampa Bay vs New Jersey+0.1+0.1-0.0-0.1-0.1-0.1

What If

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPWL-OT123456789101112131415161718192021222324252627282930
9010-017145415
8900-1775531
8801-0196714
Total:10841365